Final answer:
The skeletal system consists of 206 bones connected by joints, providing the physical foundation for the body. It supports the body, allows movement, and gives shape to the body. Examples of joints include the knee, shoulder, and skull bones.
Step-by-step explanation:
The skeletal system is the physical foundation of the body, consisting of 206 bones connected by movable and immovable joints. Joints are the location where bones come together, allowing for movement or stability. The skeletal system provides an internal framework for the body, supports and gives shape to the body, and allows muscles to produce movements. Examples of joints include the knee joint, shoulder joint, and skull bones.